src/osx/core/printmac.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/core/printmac.cpp
   3 // Purpose:     wxMacPrinter framework
   4 // Author:      Julian Smart, Stefan Csomor
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart, Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #if wxUSE_PRINTING_ARCHITECTURE
  16
  17 #ifdef __BORLANDC__
  18     #pragma hdrstop
  19 #endif
  20
  21 #ifndef WX_PRECOMP
  22     #include "wx/utils.h"
  23     #include "wx/dc.h"
  24     #include "wx/app.h"
  25     #include "wx/msgdlg.h"
  26     #include "wx/dcprint.h"
  27     #include "wx/math.h"
  28 #endif
  29
  30 #include "wx/osx/private.h"
  31
  32 #include "wx/osx/printmac.h"
  33 #include "wx/osx/private/print.h"
  34
  35 #include "wx/printdlg.h"
  36 #include "wx/paper.h"
  37 #include "wx/osx/printdlg.h"
  38
  39 #include <stdlib.h>
  40
  41 IMPLEMENT_DYNAMIC_CLASS(wxMacCarbonPrintData, wxPrintNativeDataBase)
  42 IMPLEMENT_DYNAMIC_CLASS(wxMacPrinter, wxPrinterBase)
  43 IMPLEMENT_CLASS(wxMacPrintPreview, wxPrintPreviewBase)
  44
  45 bool wxMacCarbonPrintData::IsOk() const
  46 {
  47     return (m_macPageFormat != kPMNoPageFormat) && (m_macPrintSettings != kPMNoPrintSettings) && (m_macPrintSession != kPMNoReference);
  48 }
  49 wxMacCarbonPrintData::wxMacCarbonPrintData()
  50 {
  51     m_macPageFormat = kPMNoPageFormat;
  52     m_macPrintSettings = kPMNoPrintSettings;
  53     m_macPrintSession = kPMNoReference ;
  54     ValidateOrCreate() ;
  55 }
  56
  57 wxMacCarbonPrintData::~wxMacCarbonPrintData()
  58 {
  59     if (m_macPageFormat != kPMNoPageFormat)
  60     {
  61         (void)PMRelease(m_macPageFormat);
  62         m_macPageFormat = kPMNoPageFormat;
  63     }
  64
  65     if (m_macPrintSettings != kPMNoPrintSettings)
  66     {
  67         (void)PMRelease(m_macPrintSettings);
  68         m_macPrintSettings = kPMNoPrintSettings;
  69     }
  70
  71     if ( m_macPrintSession != kPMNoReference )
  72     {
  73         (void)PMRelease(m_macPrintSession);
  74         m_macPrintSession = kPMNoReference;
  75     }
  76 }
  77
  78 void wxMacCarbonPrintData::ValidateOrCreate()
  79 {
  80     OSStatus err = noErr ;
  81     if ( m_macPrintSession == kPMNoReference )
  82     {
  83         err = PMCreateSession( &m_macPrintSession ) ;
  84     }
  85     //  Set up a valid PageFormat object.
  86     if ( m_macPageFormat == kPMNoPageFormat)
  87     {
  88         err = PMCreatePageFormat(&m_macPageFormat);
  89
  90         //  Note that PMPageFormat is not session-specific, but calling
  91         //  PMSessionDefaultPageFormat assigns values specific to the printer
  92         //  associated with the current printing session.
  93         if ((err == noErr) &&
  94             ( m_macPageFormat != kPMNoPageFormat))
  95         {
  96             err = PMSessionDefaultPageFormat(m_macPrintSession,
  97                 m_macPageFormat);
  98         }
  99     }
 100     else
 101     {
 102         err = PMSessionValidatePageFormat(m_macPrintSession,
 103             m_macPageFormat,
 104             kPMDontWantBoolean);
 105     }
 106
 107     //  Set up a valid PrintSettings object.
 108     if ( m_macPrintSettings == kPMNoPrintSettings)
 109     {
 110         err = PMCreatePrintSettings( &m_macPrintSettings);
 111
 112         //  Note that PMPrintSettings is not session-specific, but calling
 113         //  PMSessionDefaultPrintSettings assigns values specific to the printer
 114         //  associated with the current printing session.
 115         if ((err == noErr) &&
 116             ( m_macPrintSettings != kPMNoPrintSettings))
 117         {
 118             err = PMSessionDefaultPrintSettings(m_macPrintSession,
 119                m_macPrintSettings);
 120         }
 121     }
 122     else
 123     {
 124         err = PMSessionValidatePrintSettings( m_macPrintSession,
 125             m_macPrintSettings,
 126             kPMDontWantBoolean);
 127     }
 128 }
 129
 130 bool wxMacCarbonPrintData::TransferFrom( const wxPrintData &data )
 131 {
 132     CFArrayRef printerList;
 133     CFIndex index, count;
 134     PMPrinter printer;
 135     CFStringRef name;
 136
 137     ValidateOrCreate() ;
 138
 139     if (PMServerCreatePrinterList(kPMServerLocal, &printerList) == noErr)
 140     {
 141         count = CFArrayGetCount(printerList);
 142         for (index = 0; index < count; index++)
 143         {
 144             printer = (PMPrinter)CFArrayGetValueAtIndex(printerList, index);
 145             if ((data.GetPrinterName().empty()) && (PMPrinterIsDefault(printer)))
 146                 break;
 147             else
 148             {
 149                 name = PMPrinterGetName(printer);
 150                 CFRetain(name);
 151                 if (data.GetPrinterName() == wxCFStringRef(name).AsString())
 152                     break;
 153             }
 154         }
 155         if (index < count)
 156             PMSessionSetCurrentPMPrinter((PMPrintSession)m_macPrintSession, printer);
 157         CFRelease(printerList);
 158     }
 159
 160     PMSetCopies( m_macPrintSettings , data.GetNoCopies() , false ) ;
 161     PMSetCollate(m_macPrintSettings, data.GetCollate());
 162
 163 #if wxOSX_USE_CARBON
 164     PMColorMode color ;
 165     PMGetColorMode(  (PMPrintSettings) m_macPrintSettings, &color ) ;
 166     if ( data.GetColour() )
 167     {
 168         if ( color == kPMBlackAndWhite )
 169             PMSetColorMode( (PMPrintSettings) m_macPrintSettings, kPMColor ) ;
 170     }
 171     else
 172         PMSetColorMode( (PMPrintSettings) m_macPrintSettings, kPMBlackAndWhite ) ;
 173 #endif
 174
 175     PMDuplexMode mode = 0 ;
 176     switch( data.GetDuplex() )
 177     {
 178         case wxDUPLEX_HORIZONTAL :
 179             mode = kPMDuplexNoTumble ;
 180             break ;
 181         case wxDUPLEX_VERTICAL :
 182             mode = kPMDuplexTumble ;
 183             break ;
 184         case wxDUPLEX_SIMPLEX :
 185         default :
 186             mode = kPMDuplexNone ;
 187             break ;
 188     }
 189     PMSetDuplex( (PMPrintSettings) m_macPrintSettings, mode ) ;
 190
 191     // PMQualityMode not yet accessible via API
 192
 193     PMResolution res;
 194     PMSessionGetCurrentPrinter(m_macPrintSession, &printer);
 195
 196     bool found = false;
 197     CFArrayRef formatList;
 198     PMSessionCreatePageFormatList(m_macPrintSession, printer, &formatList);
 199     if (formatList)
 200     {
 201         count = CFArrayGetCount(formatList);
 202         for (index = 0; index < count; index++)
 203         {
 204             PMPageFormat temp = (PMPageFormat)CFArrayGetValueAtIndex(formatList, index);
 205             PMRect rPaper;
 206             PMGetUnadjustedPaperRect(temp, &rPaper);
 207             wxSize sz((int)(( rPaper.right - rPaper.left ) * pt2mm + 0.5 ) ,
 208                  (int)(( rPaper.bottom - rPaper.top ) * pt2mm + 0.5 ));
 209             wxPaperSize id = wxThePrintPaperDatabase->GetSize(wxSize(sz.x* 10, sz.y * 10));
 210             if (((data.GetPaperId() != wxPAPER_NONE) && (id == data.GetPaperId())) ||
 211                 ((data.GetPaperId() == wxPAPER_NONE) && (sz == data.GetPaperSize())))
 212             {
 213                 PMCopyPageFormat(temp, m_macPageFormat);
 214                 found = true;
 215                 break;
 216             }
 217         }
 218         CFRelease(formatList);
 219     }
 220     if (!found)
 221     {
 222         PMPaper paper;
 223         const PMPaperMargins margins = { 0.0, 0.0, 0.0, 0.0 };
 224         wxString id, name(_T("Custom paper"));
 225         wxSize sz;
 226         double width, height;
 227
 228         id.Printf(_T("wxPaperCustom%dx%d"), sz.x, sz.y);
 229         if (data.GetPaperId() == wxPAPER_NONE)
 230             sz = data.GetPaperSize();
 231         else
 232             sz = wxThePrintPaperDatabase->GetSize(data.GetPaperId());
 233         width = ((double)sz.x / 10.0) * mm2pt;
 234         height = ((double)sz.y / 10.0) * mm2pt;
 235
 236 #if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5
 237         PMPaperCreate(printer, wxCFStringRef( id, wxFont::GetDefaultEncoding() ), wxCFStringRef( name, wxFont::GetDefaultEncoding() ), width, height, &margins, &paper);
 238 #else
 239         if (PMPaperCreateCustom(printer, wxCFStringRef( id, wxFont::GetDefaultEncoding() ), wxCFStringRef( name, wxFont::GetDefaultEncoding() ), width, height, &margins, &paper) != noErr)
 240             paper = NULL;
 241 #endif
 242         if (paper)
 243         {
 244             PMPageFormat temp;
 245             if (PMCreatePageFormatWithPMPaper(&temp, paper) == noErr) {
 246                 PMCopyPageFormat(temp, m_macPageFormat);
 247                 PMRelease(temp);
 248             }
 249             PMRelease(paper);
 250         }
 251     }
 252
 253     if ( data.IsOrientationReversed() )
 254         PMSetOrientation( (PMPageFormat) m_macPageFormat , ( data.GetOrientation() == wxLANDSCAPE ) ?
 255             kPMReverseLandscape : kPMReversePortrait , false ) ;
 256     else
 257         PMSetOrientation( (PMPageFormat) m_macPageFormat , ( data.GetOrientation() == wxLANDSCAPE ) ?
 258             kPMLandscape : kPMPortrait , false ) ;
 259
 260 #if wxOSX_USE_CARBON
 261     PMTag tag = kPMMaxSquareResolution;
 262     PMPrinterGetPrinterResolution(printer, tag, &res);
 263     PMSetResolution((PMPageFormat) m_macPageFormat, &res);
 264 #else
 265     PMPrinterGetOutputResolution( printer,
 266         (PMPrintSettings) m_macPrintSettings,  &res) ;
 267     // TODO transfer ? into page format ?
 268     // may fail !
 269 #endif
 270     // after setting the new resolution the format has to be updated, otherwise the page rect remains
 271     // at the 'old' scaling
 272     PMSessionValidatePageFormat((PMPrintSession) m_macPrintSession,
 273             (PMPageFormat) m_macPageFormat,
 274             kPMDontWantBoolean) ;
 275
 276     return true ;
 277 }
 278
 279 bool wxMacCarbonPrintData::TransferTo( wxPrintData &data )
 280 {
 281     OSStatus err = noErr ;
 282
 283     UInt32 copies ;
 284     err = PMGetCopies( m_macPrintSettings , &copies ) ;
 285     if ( err == noErr )
 286         data.SetNoCopies( copies ) ;
 287
 288     PMOrientation orientation ;
 289     err = PMGetOrientation(  m_macPageFormat , &orientation ) ;
 290     if ( err == noErr )
 291     {
 292         if ( orientation == kPMPortrait || orientation == kPMReversePortrait )
 293         {
 294             data.SetOrientation( wxPORTRAIT  );
 295             data.SetOrientationReversed( orientation == kPMReversePortrait );
 296         }
 297         else
 298         {
 299             data.SetOrientation( wxLANDSCAPE );
 300             data.SetOrientationReversed( orientation == kPMReverseLandscape );
 301         }
 302     }
 303
 304     Boolean collate;
 305     if (PMGetCollate(m_macPrintSettings, &collate) == noErr)
 306         data.SetCollate(collate);
 307
 308     CFStringRef name;
 309     PMPrinter printer ;
 310     PMSessionGetCurrentPrinter( m_macPrintSession, &printer );
 311     if (PMPrinterIsDefault(printer))
 312         data.SetPrinterName(wxEmptyString);
 313     else
 314     {
 315         name = PMPrinterGetName(printer);
 316         CFRetain(name);
 317         data.SetPrinterName(wxCFStringRef(name).AsString());
 318     }
 319
 320 #ifndef __LP64__
 321     PMColorMode color ;
 322     err = PMGetColorMode( m_macPrintSettings, &color ) ;
 323     if ( err == noErr )
 324         data.SetColour( !(color == kPMBlackAndWhite) ) ;
 325 #endif
 326     PMDuplexMode mode = 0 ;
 327     PMGetDuplex( (PMPrintSettings) m_macPrintSettings, &mode ) ;
 328     switch( mode )
 329     {
 330         case kPMDuplexNoTumble :
 331             data.SetDuplex(wxDUPLEX_HORIZONTAL);
 332             break ;
 333         case kPMDuplexTumble :
 334             data.SetDuplex(wxDUPLEX_VERTICAL);
 335             break ;
 336         case kPMDuplexNone :
 337         default :
 338             data.SetDuplex(wxDUPLEX_SIMPLEX);
 339             break ;
 340     }
 341     // PMQualityMode not yet accessible via API
 342
 343     PMPaper paper ;
 344     PMGetPageFormatPaper( m_macPageFormat, &paper );
 345
 346     PMRect rPaper;
 347     err = PMGetUnadjustedPaperRect( m_macPageFormat, &rPaper);
 348     if ( err == noErr )
 349     {
 350         wxSize sz((int)(( rPaper.right - rPaper.left ) * pt2mm + 0.5 ) * 10,
 351              (int)(( rPaper.bottom - rPaper.top ) * pt2mm + 0.5 ) * 10);
 352         data.SetPaperSize(sz);
 353         wxPaperSize id = wxThePrintPaperDatabase->GetSize(sz);
 354         data.SetPaperId(id);
 355     }
 356     return true ;
 357 }
 358
 359 void wxMacCarbonPrintData::TransferFrom( wxPageSetupData *WXUNUSED(data) )
 360 {
 361     // should we setup the page rect here ?
 362     // since MacOS sometimes has two same paper rects with different
 363     // page rects we could make it roundtrip safe perhaps
 364 }
 365
 366 void wxMacCarbonPrintData::TransferTo( wxPageSetupData* data )
 367 {
 368     PMRect rPaper;
 369     OSStatus err = PMGetUnadjustedPaperRect(m_macPageFormat, &rPaper);
 370     if ( err == noErr )
 371     {
 372         wxSize sz((int)(( rPaper.right - rPaper.left ) * pt2mm + 0.5 ) ,
 373              (int)(( rPaper.bottom - rPaper.top ) * pt2mm + 0.5 ));
 374         data->SetPaperSize(sz);
 375
 376         PMRect rPage ;
 377         err = PMGetUnadjustedPageRect(m_macPageFormat , &rPage ) ;
 378         if ( err == noErr )
 379         {
 380             data->SetMinMarginTopLeft( wxPoint (
 381                 (int)(((double) rPage.left - rPaper.left ) * pt2mm) ,
 382                 (int)(((double) rPage.top - rPaper.top ) * pt2mm) ) ) ;
 383
 384             data->SetMinMarginBottomRight( wxPoint (
 385                 (wxCoord)(((double) rPaper.right - rPage.right ) * pt2mm),
 386                 (wxCoord)(((double) rPaper.bottom - rPage.bottom ) * pt2mm)) ) ;
 387
 388             if ( data->GetMarginTopLeft().x < data->GetMinMarginTopLeft().x )
 389                 data->SetMarginTopLeft( wxPoint( data->GetMinMarginTopLeft().x ,
 390                     data->GetMarginTopLeft().y ) ) ;
 391
 392             if ( data->GetMarginBottomRight().x < data->GetMinMarginBottomRight().x )
 393                 data->SetMarginBottomRight( wxPoint( data->GetMinMarginBottomRight().x ,
 394                     data->GetMarginBottomRight().y ) );
 395
 396             if ( data->GetMarginTopLeft().y < data->GetMinMarginTopLeft().y )
 397                 data->SetMarginTopLeft( wxPoint( data->GetMarginTopLeft().x , data->GetMinMarginTopLeft().y ) );
 398
 399             if ( data->GetMarginBottomRight().y < data->GetMinMarginBottomRight().y )
 400                 data->SetMarginBottomRight( wxPoint( data->GetMarginBottomRight().x ,
 401                     data->GetMinMarginBottomRight().y) );
 402         }
 403     }
 404 }
 405
 406 void wxMacCarbonPrintData::TransferTo( wxPrintDialogData* data )
 407 {
 408     UInt32 minPage , maxPage ;
 409     PMGetPageRange( m_macPrintSettings , &minPage , &maxPage ) ;
 410     data->SetMinPage( minPage ) ;
 411     data->SetMaxPage( maxPage ) ;
 412     UInt32 copies ;
 413     PMGetCopies( m_macPrintSettings , &copies ) ;
 414     data->SetNoCopies( copies ) ;
 415     UInt32 from , to ;
 416     PMGetFirstPage( m_macPrintSettings , &from ) ;
 417     PMGetLastPage( m_macPrintSettings , &to ) ;
 418     if ( to >= 0x7FFFFFFF ) //  due to an OS Bug we don't get back kPMPrintAllPages
 419     {
 420         data->SetAllPages( true ) ;
 421         // This means all pages, more or less
 422         data->SetFromPage(1);
 423         data->SetToPage(32000);
 424     }
 425     else
 426     {
 427         data->SetFromPage( from ) ;
 428         data->SetToPage( to ) ;
 429         data->SetAllPages( false );
 430     }
 431 }
 432
 433 void wxMacCarbonPrintData::TransferFrom( wxPrintDialogData* data )
 434 {
 435     // Respect the value of m_printAllPages
 436     if ( data->GetAllPages() )
 437         PMSetPageRange( m_macPrintSettings , data->GetMinPage() , (UInt32) kPMPrintAllPages ) ;
 438     else
 439         PMSetPageRange( m_macPrintSettings , data->GetMinPage() , data->GetMaxPage() ) ;
 440     PMSetCopies( m_macPrintSettings , data->GetNoCopies() , false ) ;
 441     PMSetFirstPage( m_macPrintSettings , data->GetFromPage() , false ) ;
 442
 443     if (data->GetAllPages() || data->GetFromPage() == 0)
 444         PMSetLastPage( m_macPrintSettings , (UInt32) kPMPrintAllPages, true ) ;
 445     else
 446         PMSetLastPage( m_macPrintSettings , (UInt32) data->GetToPage() , false ) ;
 447 }
 448
 449 /*
 450 * Printer
 451 */
 452
 453 wxMacPrinter::wxMacPrinter(wxPrintDialogData *data):
 454 wxPrinterBase(data)
 455 {
 456 }
 457
 458 wxMacPrinter::~wxMacPrinter(void)
 459 {
 460 }
 461
 462 bool wxMacPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt)
 463 {
 464     sm_abortIt = false;
 465     sm_abortWindow = NULL;
 466
 467     if (!printout)
 468         return false;
 469
 470     printout->SetIsPreview(false);
 471     if (m_printDialogData.GetMinPage() < 1)
 472         m_printDialogData.SetMinPage(1);
 473     if (m_printDialogData.GetMaxPage() < 1)
 474         m_printDialogData.SetMaxPage(9999);
 475
 476     // Create a suitable device context
 477     wxPrinterDC *dc = NULL;
 478     if (prompt)
 479     {
 480         wxMacPrintDialog dialog(parent, & m_printDialogData);
 481         if (dialog.ShowModal() == wxID_OK)
 482         {
 483             dc = wxDynamicCast(dialog.GetPrintDC(), wxPrinterDC);
 484             wxASSERT(dc);
 485             m_printDialogData = dialog.GetPrintDialogData();
 486         }
 487     }
 488     else
 489     {
 490         dc = new wxPrinterDC( m_printDialogData.GetPrintData() ) ;
 491     }
 492
 493     // May have pressed cancel.
 494     if (!dc || !dc->IsOk())
 495     {
 496         delete dc;
 497         return false;
 498     }
 499
 500     // on the mac we have always pixels as addressing mode with 72 dpi
 501     printout->SetPPIScreen(72, 72);
 502     PMResolution res;
 503     wxMacCarbonPrintData* nativeData = (wxMacCarbonPrintData*)
 504           (m_printDialogData.GetPrintData().GetNativeData());
 505 #if wxOSX_USE_CARBON
 506     PMGetResolution((PMPageFormat) (nativeData->m_macPageFormat), &res);
 507 #else
 508     PMPrinter printer;
 509     PMSessionGetCurrentPrinter(nativeData->m_macPrintSession, &printer);
 510     PMPrinterGetOutputResolution( printer, nativeData->m_macPrintSettings, &res) ;
 511 #endif
 512     printout->SetPPIPrinter(int(res.hRes), int(res.vRes));
 513
 514     // Set printout parameters
 515     printout->SetDC(dc);
 516
 517     int w, h;
 518     dc->GetSize(&w, &h);
 519     printout->SetPageSizePixels((int)w, (int)h);
 520     printout->SetPaperRectPixels(dc->GetPaperRect());
 521     wxCoord mw, mh;
 522     dc->GetSizeMM(&mw, &mh);
 523     printout->SetPageSizeMM((int)mw, (int)mh);
 524
 525     // Create an abort window
 526     wxBeginBusyCursor();
 527
 528     printout->OnPreparePrinting();
 529
 530     // Get some parameters from the printout, if defined
 531     int fromPage, toPage;
 532     int minPage, maxPage;
 533     printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
 534
 535     if (maxPage == 0)
 536     {
 537         wxEndBusyCursor();
 538         return false;
 539     }
 540
 541     // Only set min and max, because from and to have been
 542     // set by the user
 543     m_printDialogData.SetMinPage(minPage);
 544     m_printDialogData.SetMaxPage(maxPage);
 545
 546     printout->OnBeginPrinting();
 547
 548     bool keepGoing = true;
 549
 550     if (!printout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage()))
 551     {
 552             wxEndBusyCursor();
 553             wxMessageBox(wxT("Could not start printing."), wxT("Print Error"), wxOK, parent);
 554     }
 555
 556     int pn;
 557     for (pn = m_printDialogData.GetFromPage();
 558         keepGoing && (pn <= m_printDialogData.GetToPage()) && printout->HasPage(pn);
 559         pn++)
 560     {
 561         if (sm_abortIt)
 562         {
 563                 keepGoing = false;
 564                 break;
 565         }
 566         else
 567         {
 568                 dc->StartPage();
 569                 keepGoing = printout->OnPrintPage(pn);
 570                 dc->EndPage();
 571         }
 572     }
 573     printout->OnEndDocument();
 574
 575     printout->OnEndPrinting();
 576
 577     if (sm_abortWindow)
 578     {
 579         sm_abortWindow->Show(false);
 580         delete sm_abortWindow;
 581         sm_abortWindow = NULL;
 582     }
 583
 584     wxEndBusyCursor();
 585
 586     delete dc;
 587
 588     return true;
 589 }
 590
 591 wxDC* wxMacPrinter::PrintDialog(wxWindow *parent)
 592 {
 593     wxDC* dc = (wxDC*) NULL;
 594
 595     wxPrintDialog dialog(parent, & m_printDialogData);
 596     int ret = dialog.ShowModal();
 597
 598     if (ret == wxID_OK)
 599     {
 600         dc = dialog.GetPrintDC();
 601         m_printDialogData = dialog.GetPrintDialogData();
 602     }
 603
 604     return dc;
 605 }
 606
 607 bool wxMacPrinter::Setup(wxWindow *WXUNUSED(parent))
 608 {
 609 #if 0
 610     wxPrintDialog dialog(parent, & m_printDialogData);
 611     dialog.GetPrintDialogData().SetSetupDialog(true);
 612
 613     int ret = dialog.ShowModal();
 614
 615     if (ret == wxID_OK)
 616         m_printDialogData = dialog.GetPrintDialogData();
 617
 618     return (ret == wxID_OK);
 619 #endif
 620
 621     return wxID_CANCEL;
 622 }
 623
 624 /*
 625 * Print preview
 626 */
 627
 628 wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout,
 629                                      wxPrintout *printoutForPrinting,
 630                                      wxPrintDialogData *data)
 631                                      : wxPrintPreviewBase(printout, printoutForPrinting, data)
 632 {
 633     DetermineScaling();
 634 }
 635
 636 wxMacPrintPreview::wxMacPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data):
 637 wxPrintPreviewBase(printout, printoutForPrinting, data)
 638 {
 639     DetermineScaling();
 640 }
 641
 642 wxMacPrintPreview::~wxMacPrintPreview(void)
 643 {
 644 }
 645
 646 bool wxMacPrintPreview::Print(bool interactive)
 647 {
 648     if (!m_printPrintout)
 649         return false;
 650
 651     wxMacPrinter printer(&m_printDialogData);
 652     return printer.Print(m_previewFrame, m_printPrintout, interactive);
 653 }
 654
 655 void wxMacPrintPreview::DetermineScaling(void)
 656 {
 657     int screenWidth , screenHeight ;
 658     wxDisplaySize( &screenWidth , &screenHeight ) ;
 659
 660     wxSize ppiScreen( 72 , 72 ) ;
 661     wxSize ppiPrinter( 72 , 72 ) ;
 662
 663     // Note that with Leopard, screen dpi=72 is no longer a given
 664     m_previewPrintout->SetPPIScreen( ppiScreen.x , ppiScreen.y ) ;
 665
 666     wxCoord w , h ;
 667     wxCoord ww, hh;
 668     wxRect paperRect;
 669
 670     // Get a device context for the currently selected printer
 671     wxPrinterDC printerDC(m_printDialogData.GetPrintData());
 672     if (printerDC.IsOk())
 673     {
 674         printerDC.GetSizeMM(&ww, &hh);
 675         printerDC.GetSize( &w , &h ) ;
 676         ppiPrinter = printerDC.GetPPI() ;
 677         paperRect = printerDC.GetPaperRect();
 678         m_isOk = true ;
 679     }
 680     else
 681     {
 682         // use some defaults
 683         w = 8 * 72 ;
 684         h = 11 * 72 ;
 685         ww = (wxCoord) (w * 25.4 / ppiPrinter.x) ;
 686         hh = (wxCoord) (h * 25.4 / ppiPrinter.y) ;
 687         paperRect = wxRect(0, 0, w, h);
 688         m_isOk = false ;
 689     }
 690     m_pageWidth = w;
 691     m_pageHeight = h;
 692
 693     m_previewPrintout->SetPageSizePixels(w , h) ;
 694     m_previewPrintout->SetPageSizeMM(ww, hh);
 695     m_previewPrintout->SetPaperRectPixels(paperRect);
 696     m_previewPrintout->SetPPIPrinter( ppiPrinter.x , ppiPrinter.y ) ;
 697
 698     m_previewScaleX = float(ppiScreen.x) / ppiPrinter.x;
 699     m_previewScaleY = float(ppiScreen.y) / ppiPrinter.y;
 700 }
 701
 702 #endif